Billz curl req add progress func2

vendor/alovoice/src/BillzRest.php

@@ -202,7 +202,7 @@ require_once (__DIR__.'/keys.php');
 					  CURLOPT_SSL_VERIFYPEER =>false,
 					  CURLOPT_SSL_VERIFYHOST =>false,
 					  CURLOPT_NOPROGRESS => false ,
-					  CURLOPT_PROGRESSFUNCTION => 'progress',
+					  CURLOPT_PROGRESSFUNCTION => array($this, 'curlprogress'),
 					  CURLOPT_HTTPHEADER => array(
 						'Authorization: Bearer '.$arSettings["token"],
 						'Content-Type: application/json'
@@ -268,8 +268,10 @@ require_once (__DIR__.'/keys.php');
 
 			return $result;
 			
-			function progress($resource,$download_size, $downloaded, $upload_size, $uploaded)
-{
+			
+		}
+		
+		public function curlprogress($resource,$download_size, $downloaded, $upload_size, $uploaded){
 			if($download_size > 0)
 				// echo $downloaded / $download_size  * 100;
 				$percDwn = $downloaded / $download_size  * 100;
@@ -278,8 +280,6 @@ require_once (__DIR__.'/keys.php');
 			flush();
 			sleep(1); // just to see effect
 		}
-		}
-
 		/**
 		 * @var $data mixed
 		 * @var $encoding boolean true - encoding to utf8, false - decoding